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Volkswagen Golf Service & Repair Manual: Removing and installing digital sound package control unit -J525

Volkswagen Golf Service & Repair Manual / Communication / Infotainment / Sound system / Removing and installing digital sound package control unit -J525

Special tools and workshop equipment required
   
Protective cap for wiring harness connector -VAS 6223/9-
If the control unit is replaced, select the Replace function of the respective control unit in Guided fault finding → Vehicle diagnostic tester.
Removing
–  Switch off ignition and all electrical consumers, and remove ignition key.
–  Remove luggage compartment floor
 

Removing and installing digital sound package control unit -J525

–  Release strap -1- and then release and unplug connectors -2- on digital sound package control unit -J525-.
 

Removing and installing digital sound package control unit -J525

–  Push protective cap for cable connector -VAS 6223/9--1- onto connector of MOST bus -2-.
–  Remove digital sound package control unit -J525-
Installing
Install in the reverse order of removal. When doing this, note the following:
 

Removing and installing digital sound package control unit -J525

Digital sound package control unit -J525-, vehicles with Dynaudio
Special tools and workshop equipment required     Torque wrench -V.A.G 1783-   ...

Removing and installing retainer for digital sound package control unit -J525-
Special tools and workshop equipment required     Torque wrench -V.A.G 1783- Removin ...

Other materials:

Contents of the breakdown set
Fig. 227 The breakdown set First read and observe the introductory information and safety warningsThe breakdown set may be located in various places in the vehicle, e.g. in the side stowage area of the luggage compartment or under the floor covering in the variable luggage compartment. It in ...

Checking for leaks
  Note The average air pressure of the earth's atmosphere at sea level is 1013 mbar and decreases steeply as the altitude increases (approx. 100 mbar/1,000 m altitude). Local and time fluctuations also influence vacuum generation. ...

Assembly overview - electric coolant pump
1 -  Charge air cooling pump -V188- With bracket Removing and installing → Chapter 2 -  Coolant hose 3 -  Bolt 8 Nm 4 -  Cool ...

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